From: Huang Shijie <huangsj@hygon.cn>
To: <mingo@redhat.com>, <peterz@infradead.org>,
<juri.lelli@redhat.com>, <vincent.guittot@linaro.org>
Cc: <zhongyuan@hygon.cn>, <fangbaoshun@hygon.cn>,
<yingzhiwei@hygon.cn>, <dietmar.eggemann@arm.com>,
<rostedt@goodmis.org>, <bsegall@google.com>, <mgorman@suse.de>,
<vschneid@redhat.com>, <kprateek.nayak@amd.com>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] sched/fair: remove the wrong check is_vm_hugetlb_page
Date: Thu, 23 Jul 2026 19:30:56 +0800 [thread overview]
Message-ID: <amH7cFFgbwbmQJPm@hsj-2U-Workstation> (raw)
In-Reply-To: <20260723073449.1945687-1-huangsj@hygon.cn>
On Thu, Jul 23, 2026 at 03:34:49PM +0800, Huang Shijie wrote:
> +++ b/kernel/sched/fair.c
> @@ -4167,7 +4167,7 @@ static void task_numa_work(struct callback_head *work)
>
> for (; vma; vma = vma_next(&vmi)) {
> if (!vma_migratable(vma) || !vma_policy_mof(vma) ||
> - is_vm_hugetlb_page(vma) || (vma->vm_flags & VM_MIXEDMAP)) {
> + (vma->vm_flags & VM_MIXEDMAP)) {
> trace_sched_skip_vma_numa(mm, vma, NUMAB_SKIP_UNSUITABLE);
> continue;
> }
> --
> 2.53.0
>
Please ignore this patch. The code disables the hugetlb migration on purpose.
Thanks
Huang Shijie
prev parent reply other threads:[~2026-07-23 11:31 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-23 7:34 Huang Shijie
2026-07-23 11:30 ` Huang Shijie [this message]
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